Brain-Implanted Compasses Let Blind Rats Navigate A Maze

April 2, 2015 4:42 PM

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Paving the way for bionic humans

Some animals--such as pigeons--come with built-in compasses. Others, it seems, can be retrofitted. Researchers in Japan have managed to wire digital compasses, like the one in your smartphone, to the brains of blind rats. The rats learned to use the compass to find treats in a maze nearly as well as...